In a 194-page lawsuit filed in the Supreme Court of New York, NDTV (New Delhi Television Ltd) alleged the defendants manipulated viewership data in favour of channels who “paid” money, the Business Standard and other media reported.

Ratings agencies earn billions of dollars annually by selling data on viewership patterns and ratings of broadcasters used by advertisers for marketing and advertising plans.

Highest viewed broadcasters typically get the most advertising money.

http://gulfnews.com/business/media-marketing/india-tv-firm-has-sued-tv-audience-measurement-firm-tam-india-and-its-global-parents-nielsen-and-kantar-1.1056070